Nonlinear Finite Element Modelling of Railway Turnout System considering Bearer/Sleeper-Ballast Interaction

Figure 9

Bending stresses and moment envelopes of turnout bearers.

(a) Bearer 21 (red) in relation to load step 18 (yellow)

(b) Bending stress of bearer 21 under load step 18

(c) Bending moment envelope of bearer 21 with computed values (blue) against specifications (black)

(d) Bearer 47 (red) in relation to load step 36 (yellow)

(e) Bending stress of bearer 47 under load step 36

(f) Bending moment envelope of bearer 47 with computed values (blue) against specifications (black)